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Grade 200 Maraging Steel vs. EN 1.6957 Steel

Both grade 200 maraging steel and EN 1.6957 steel are iron alloys. They have 74% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is grade 200 maraging steel and the bottom bar is EN 1.6957 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 9.1 to 18
18
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 74
73
Shear Strength, MPa 600 to 890
570
Tensile Strength: Ultimate (UTS), MPa 970 to 1500
930
Tensile Strength: Yield (Proof), MPa 690 to 1490
780

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 31
5.0
Density, g/cm3 8.2
7.9
Embodied Carbon, kg CO2/kg material 4.5
2.1
Embodied Energy, MJ/kg 59
29
Embodied Water, L/kg 140
60

Common Calculations

PREN (Pitting Resistance) 11
2.7
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 160
160
Resilience: Unit (Modulus of Resilience), kJ/m3 1240 to 5740
1630
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 33 to 51
33
Strength to Weight: Bending, points 27 to 35
27
Thermal Shock Resistance, points 29 to 45
27

Alloy Composition

Aluminum (Al), % 0.050 to 0.15
0
Boron (B), % 0 to 0.0030
0
Calcium (Ca), % 0 to 0.050
0
Carbon (C), % 0 to 0.030
0.22 to 0.32
Chromium (Cr), % 0
1.2 to 1.8
Cobalt (Co), % 8.0 to 9.0
0
Iron (Fe), % 67.8 to 71.8
92.7 to 94.7
Manganese (Mn), % 0 to 0.1
0.15 to 0.4
Molybdenum (Mo), % 3.0 to 3.5
0.25 to 0.45
Nickel (Ni), % 17 to 19
3.4 to 4.0
Phosphorus (P), % 0 to 0.010
0 to 0.010
Silicon (Si), % 0 to 0.1
0 to 0.15
Sulfur (S), % 0 to 0.010
0 to 0.0070
Titanium (Ti), % 0.15 to 0.25
0
Vanadium (V), % 0
0.050 to 0.15
Zirconium (Zr), % 0 to 0.020
0